[PATCH 4.19 008/190] vhost/test: fix build for vhost test

From: Greg Kroah-Hartman
Date: Fri Sep 13 2019 - 09:11:54 EST


From: Tiwei Bie <tiwei.bie@xxxxxxxxx>

commit 93d2c4de8d8129b97ee1e1a222aedb0719d2fcd9 upstream.

Since below commit, callers need to specify the iov_limit in
vhost_dev_init() explicitly.

Fixes: b46a0bf78ad7 ("vhost: fix OOB in get_rx_bufs()")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Tiwei Bie <tiwei.bie@xxxxxxxxx>
Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Acked-by: Jason Wang <jasowang@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/vhost/test.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/vhost/test.c
+++ b/drivers/vhost/test.c
@@ -116,7 +116,7 @@ static int vhost_test_open(struct inode
dev = &n->dev;
vqs[VHOST_TEST_VQ] = &n->vqs[VHOST_TEST_VQ];
n->vqs[VHOST_TEST_VQ].handle_kick = handle_vq_kick;
- vhost_dev_init(dev, vqs, VHOST_TEST_VQ_MAX);
+ vhost_dev_init(dev, vqs, VHOST_TEST_VQ_MAX, UIO_MAXIOV);

f->private_data = n;